<template>
	<div class="app_container">
		<!-- 顶部 Header 区域 -->
		<mt-header fixed title="Lofty•Vue项目">
			<span slot="left" @click="goBack" v-if="flag">
				<mt-button icon="back">返回</mt-button>
			</span>
		</mt-header>
		<!-- 中间的 路由 router-view 区域 -->
		<transition>
			<router-view></router-view>
		</transition>
		<!-- 底部 Tabber 区域 -->
		<nav class="mui-bar mui-bar-tab">
			<router-link class="mui-tab-item-zhc" to="/home">
				<span class="mui-icon mui-icon-home"></span>
				<span class="mui-tab-label">首页</span>
			</router-link>
			<router-link class="mui-tab-item-zhc" to="/member">
				<span class="mui-icon mui-icon-contact"></span>
				<span class="mui-tab-label">会员</span>
			</router-link>
			<router-link class="mui-tab-item-zhc" to="/shopcar">
				<span class="mui-icon mui-icon-extra mui-icon-extra-cart">
					<span class="mui-badge" id="badge">{{ $store.getters.getAllCount }}</span>
				</span>
				<span class="mui-tab-label">购物车</span>
			</router-link>
			<router-link class="mui-tab-item-zhc" to="/search">
				<span class="mui-icon mui-icon-search"></span>
				<span class="mui-tab-label">搜索</span>
			</router-link>
		</nav>
	</div>
</template>


<script>
	export default {
		data(){
			return {
				flag: false
			}
		},
		created(){
			if(this.$route.path=='/home'){
				this.flag=false;
			}else{
				this.flag=true;
			}
		},
		methods: {
			goBack(){
				// 点击后退
				this.$router.go(-1);
			}
		},
		watch:{
			'$route.path': function(newVal){
				if(newVal=='/home'){
					this.flag=false;
				}else{
					this.flag=true;
				}
			}
		}
	}
</script>

<style lang="scss" scoped>
	.mint-header{
		z-index: 99;
	}
	.app_container{
		padding-top: 40px;
		padding-bottom: 50px;
		overflow-x: hidden;
	}
	.v-enter{
		opacity: 0;
		transform: translateX(100%);
	}
	.v-leave-to{
		opacity: 0;
		transform: translateX(-100%);
		position: absolute;
	}
	.v-enter-active,
	.v-leave-active{
		transition: all 0.5s ease;
	}
	
    .mui-bar-tab .mui-tab-item-zhc.mui-active{
		color: #007aff;
    }
	.mui-bar-tab .mui-tab-item-zhc{
		display: table-cell;
		overflow: hidden;
		width: 1%;
		height: 50px;
		text-align: center;
		vertical-align: middle;
		white-space: nowrap;
		text-overflow: ellipsis;
		color: #929292;
	}
	.mui-bar-tab .mui-tab-item-zhc .mui-icon{
		top: 3px;
		width: 24px;
		height: 24px;
		padding-top: 0;
		padding-bottom: 0;
	}
	.mui-bar-tab .mui-tab-item-zhc .mui-icon~.mui-tab-label{
		font-size: 11px;
		display: block;
		overflow: hidden;
		text-overflow: ellipsis;
	}
</style>